The discovery bemused residents of a small town in northeastern Australia. The objects appear to be junk from a space launch, ...

A mysterious object from another star system is racing through our Solar System, and every major space telescope is watching.

Eventually, we'll launch a mission dedicated solely to studying an interstellar object. When that day comes, which one should ...

The Pentagon just released what they're calling never before seen UFO files, including videos, images, and original documents ...

Metal spheres found on a Queensland beach are likely space debris, not extraterrestrial. The Australian Space Agency is working with international partners to confirm their origin.

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

In 1977, Brazil witnessed mysterious UFO encounters known as 'Chupa-Chupa', involving unexplained injuries and a military ...

In the 21st century, the theories regarding the existence of aliens refuse to dial down. Now, the recently resurfaced NASA photo of Martian planet has gone viral on various social media ...

Don't play peek-a-boo in this game.